Water filter jug



FIG. 1 is a perspective view of a water filter jug showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof, the right side view being a mirror image thereof; and,

FIG. 6 is a bottom plan view thereof. 

CLAIM The ornamental design for water filter jug, as shown and described. 